八年级英语下册 8B Unit 4 A good read Grammar课件

1、Unit 4 A good readGrammar 1handhand inand so onreviewreturnon timerenewvi. 交；递，给上交，递交等等n. 评论vt. 归还准时vt. 续借；更新；重新开始Words and phrases review Andy doesnt know _.what to wear看图完成句子。Millie cant decide _.which book to buyThey dont know _ to the station.how to goI dont know how _ from a library.to borrow b

2、ooks To learn to use question words + to-infinitivesTo learn to use must and have to ObjectivesGulliver didnt know what to say.Gulliver didnt know how to get away.Use a question word with a to-infinitive after a verb. Using question words + to-infinitivesMillie has decided .(读什么)Daniel didnt say .(与

3、谁谈话)Simon forgot . (何时与朋友见面)Sandy is wondering .(去哪里寻求帮助)Amy doesnt know .(如何写报告)what to readwho to talk towhen to meet friendswhere to ask for helphow to write the reportAll question words can be used with a to-infinitive, except why.She will explain why to recommend this book.She will explain why

4、she recommends this book. Using a verb and an object before a question word + to-infinitivesMr Wu advised us which to choose as after-school activities.The students asked their teacher when to hand in their work.Millie showed us what to do next.Daniel taught himself how to use a computer to draw.有些动

5、词，如advise, ask, show, teach, tell等，其后可以接双宾语。 Using a noun after a question word + to-infinitivesThey are discussing which colour to paint the walls.You can ask your parents how much money to take with you.Suzy was not sure who to ask for help.Are you clear when to meet at the gate tomorrow? Using an

6、 adjective before a question word + to-infinitivesThe young woman doesnt know what to do. 那位年轻女子不知道怎么办。I dont know what to say. 我不知道说什么。 We must know how to operate the machine. 我们必须弄懂如何操作这机器。We want to learn how to write plays. 我们想要学习如何写剧本。 “疑问词 + 动词不定式”结构在句中还可以作主语和表语。How to use the machine is a qu

7、estion. （作主语）The question is when to go there. （作表语）“疑问词 + 动词不定式”作宾语时，相当于一个由该疑问词引导的宾语从句。Excuse me. Can you tell me how to get to the bookshop? = Excuse me. Can you tell me _ _ _ get to the bookshop?He forgot when to meet his friends.He forgot when _ _ meet his friends.how I canhe could PracticeFinis

8、h the exercises on P55.他想知道明天在哪会见他的朋友。昨天她问我们何时上交作业。我们正在商量去参观哪个地方。我不确定明天怎么去上学。她不能决定买哪条裙子。 SummaryHe wonders/wants to know where to meet his friends tomorrow.She asked us when to hand in homework yesterday.We are discussing which place to visit.Im not sure how to go to school tomorrow.She cant decide

9、which skirt to buy.Grammar2Unit 4 A good readGulliver was tied to the ground. So he must run away.Study is very important. So we must study hard.We use must when the speaker feels that something is necessary.He mustnt lie on the ground.We mustnt talk in class.PracticeGet the students to make up new

10、sentences using “must”.Gulliver was tied to the ground. He has to lie on the ground.Grandma is ill. She has to see the doctor.We use have to when the situation makes something necessary.She doesnt have to worry about herself.He doesnt have to shout at the tiny men.PracticeGet the students to make up

11、 new sentences using “have to”.Complete the following sentences with must, mustnt, have to, dont have to.You keep quiet in the library.You keep the books clean and tidy.You draw or write in the books.You eat or drink in the library.You return the books on time, if you want to keep them longer, you r

12、enew them.You bring your student card every time you go to the library, but remember to bring your library card.Library rulesmustmustmustntmustnthave tohave todont have tomust与haveto是情态动词，接动词原形。must 表示主语“有义务” “必须”，强调说话人的主观看法，主要用于肯定句和疑问句；must be+n/adjmust +V原 (现在肯定推测, “一定”。)现否 cant+be/V eg. He is sle

13、eping. He _ _sleepy.There is someone knocking on the door. It _ _ Jim.must bemust beMust I finish the homework today?Yes, you _.No, you _/_/_. must 的疑问句，肯定回答must, 否定回答neednt/dont have to/dont need to. must neednt dont have to dont need tomustnt “禁止” eg. You _play football/smoke in the classroom.have

14、to强调的是客观需要，意思是“不得不”。haveto 有人称和数的变化。否:dont have to He _ _ wear light clothes because its so hot. He was ill. I _ stay at home to look after him. mustnt 用于对may 的否定回答。mustnthas tohad toImustworkhardatmylessons.我必须努力学习功课。(主观意愿）Ihavetolookaftermotherathome.Forsheisill.我得在家照看妈妈，因为她病了。(客观需要）It is getting

15、dark. He has to go home now.天快黑了。他现在得回家了。(客观需要）1. Im going on a field trip but I havent decided _. (2007河南) A. what to do B. to do what C. where to go D. to go where2. Excuse me. Would you please tell me _ buy a digital camera? (2007安徽) A. what to B. where to C. what I can D. where can I I. 单项选择。3.

16、This physics problem is too difficult. Can you show me _, Wang Lin? Sure. (2008陕西) A. what to work it out B. what to work out it C. how to work it out D. how to work out it 4. We need a new leader for our Helping Hands Club, but I dont know _. Why not Mary? She is always willing to help others. (201

17、1江苏南通) A. what to choose B. how to choose C. when to choose D. who to choose5. The math problem is so hard. I really dont know _. (2012甘肃鸡西) A. how to do it B. how to do C. what to do it6. Excuse me. Could you tell me _ get to the nearest post office? Sorry, I am new here. (2013山东威海) A. how can I B.

18、 how I could C. how to D. what I can 7. Excuse me. Could you please tell me _ my car? Sure. Park it right here. Ill help you. (2013山东青岛) A. how to stop B. where to park C. where to stop D. when to park8. _ I swim here? Im sorry. Children _ swim alone here. (2012广东) A. Must; cant B. May; must C. Can;

19、 mustnt D. Cant; can 9. Dad, must we wait until the light becomes green? Yes, Im afraid we _. Thats the traffic rule. (2013河南) A. can B. may C. have to D. need10. Students in our school _ know shouting is not allowed in the library. (2013山东莱芜) A. can B. may C. must D. need When I go into the clothes shop, I always cant decide _ one to buy.2. My grandfather doesnt know _ to use a compute